Pfaff 5625-657/01 User manual

Instruction Manual
5625
296-12-18933/002
Betriebsanleitung engl. 01.06
This instruction manual applies to machines from the
following serial numbers onwards:
# 2731762
-657/01
-657/02

This instruction manual applies to all versions and subclasses listed under
"Specifications".
Reprinting, copying or translation of PFAFF instruction manuals, whether in whole or in part,
is not permitted without our prior permission and not without written indication of the
source.
PFAFF Industrie Maschinen AG
Postfach 3020
D-67653 Kaiserslautern
Königstr. 154
D-67655 Kaiserslautern

Contents
Contents ................................................................................. Chapter - Page
1Safety ........................................................................................................ 1 - 1
1.01 Directives ...................................................................................................................... 1 - 1
1.02 General notes on safety ................................................................................................ 1 - 1
1.03 Safety symbols ............................................................................................................. 1 -2
1.04 Important points for the user ........................................................................................ 1 - 2
1.05 Operating and specialist personnel ............................................................................... 1 - 3
1.05.01 Operating personnel ...................................................................................................... 1- 3
1.05.02 Specialist personnel ......................................................................................................1- 3
1.06 Danger .......................................................................................................................... 1 - 4
2Proper use .................................................................................................. 2 - 1
3Specifications ............................................................................................. 3 - 1
4Disposal of the machine ............................................................................... 4 - 1
5Transport, packaging and storage ................................................................. 5 - 1
5.01 Transport to the customer ............................................................................................ 5 - 1
5.02 Transport within the customer’s premises ................................................................... 5 - 1
5.03 Disposal of the packaging ............................................................................................. 5 - 1
5.04 Storage ......................................................................................................................... 5 - 1
6Explanation of the symbols .......................................................................... 6 - 1
7Controls ....................................................................................................................... 7- 1
7.01 Adjusting the stitch length ............................................................................................ 7 - 1
7.02 Adjusting the top feed stroke on the PFAFF 5625-657/01 ............................................. 7 - 1
7.03 Adjusting the top feed stroke on the PFAFF 5625-657/02 ............................................. 7 - 2
7.04 Lifting the presser foot .................................................................................................. 7 - 2
7.05 Key for fixing the presser foot ....................................................................................... 7 - 3
8Installation and commissioning ................................................................................. 8 - 1
8.01 Installation ..................................................................................................................... 8 - 1
8.02 Commissioning ............................................................................................................. 8 - 1
9Setting up .................................................................................................................... 9 -1
9.01 Inserting the needle ...................................................................................................... 9 - 1
9.02 Threading the machine / adjusting the thread tension ................................................... 9 - 2
10 Care and Maintenance .............................................................................................. 10 - 1
10.01 Cleaning the looper compartment ............................................................................... 10 - 1
10.02 Checking the oil level / filling in oil ............................................................................... 10 - 2
10.03 Checking the oil level in the oil tank for the needle head parts / filling in oil ................ 10 - 3

Contents
Contents ................................................................................. Chapter - Page
11 Adjustment ................................................................................................................ 11 - 1
11.01 Notes on adjustment................................................................................................... 11 - 1
11.02 Tools, gauges and other accessories .......................................................................... 11 - 1
11.03 Abbreviations .............................................................................................................. 11- 1
11.04 Adjusting the basic machine ....................................................................................... 11 - 2
11.04.01 Needle height (preliminary adjustment) ....................................................................... 11 - 2
11.04.02 Driving eccentric of the looper (Pre-adjust) ................................................................. 11 - 3
11.04.03 Feed lifting eccentric ................................................................................................... 11 - 4
11.04.04 Driving eccentric of the spreader ................................................................................ 11 - 5
11.04.05 Feed driving eccentric and drive to needle bar frame .................................................. 11 - 6
11.04.06 Positioning the feed dog ............................................................................................. 11 - 7
11.04.07 Feed dog height .......................................................................................................... 11 - 8
11.04.08 Position of the needle to the needle hole .................................................................... 11 - 9
11.04.09 Position of the looper crosswise to the sewing direction ............................................ 11 - 10
11.04.10 Position of the looper in the direction of sewing / re-adjusting the looper eccentric ........ 11 - 11
11.04.11 Readjusting the needle height ..................................................................................... 11 - 12
11.04.12 Position of the spreader in the direction of sewing ..................................................... 11 - 13
11.04.13 Position of the spreader crosswise to the direction of sewing .................................... 11 - 14
11.04.14 Needle guard and thread loop support ........................................................................ 11 - 15
11.04.15 Balancing weight ......................................................................................................... 11 - 16
11.04.16 Feed difference ...........................................................................................................11-17
11.04.17 Top feed stroke on the PFAFF 5625-657/01 ................................................................ 11 - 18
11.04.18 Top feed stroke on the PFAFF 5625-657/02 ................................................................ 11 - 19
11.04.19 Limiting the top feed stroke ........................................................................................ 11 - 20
11.04.20 Lifting motion of the top feed dog ............................................................................... 11 - 21
11.04.21 Clearance between the presser foot and the needle plate .......................................... 11 - 22
11.04.22 Presser foot-to-needle plate clearance on the PFAFF 5625-657/02 ............................. 11 - 23
11.04.23 Needle thread tension release (only on the PFAFF 5625-657/01) ................................ 11 - 24
11.04.24 Needle thread regulator and take-up lever guard......................................................... 11 - 25
11.04.25 Looper thread regulator ............................................................................................... 11 - 26
11.04.26 Limiting the stitch length............................................................................................. 11 -27

Safety
1 - 1
1 Safety
1.01 Regulations
This machine is constructed in accordance with the European regulations indicated in the
conformity and manufacturer's declarations.
In addition to this instruction manual, please also observe all generally accepted, statutory
and other legal requirements, including those of the user's country, and the applicable pol-
lution control regulations!
The valid regulations of the regional social insurance society for occupational accidents or
other supervisory authorities are to be strictly adhered to!
1.02 General notes on safety
●The machine must only be operated by adequately trained operators and only when the
instruction manual has been fully read and understood!
●All notices on safety and the instruction manual of the motor manufacturer are to be read
before the machine is put into operation!
●All notes on the machine concerning danger and safety must be observed!
●The machine must be used for the purpose for which it is intended and must not be
operated without its safety devices; all regulations relevant to safety must be adhered to.
●When part sets are changed (e.g. needle, presser foot, needle plate, feed dog or bob-bin),
during threading, when the workplace is left unattended and during maintenance work,
the machine must be disconnected from the power supply by turning off the on/off
switch or removing the plug from the mains!
●Daily maintenance work must only be carried out by appropriately trained persons!
●Repairs and special maintenance work must only be carried out by qualified technical
staff or persons with appropriate training!
●During maintenance or repairs on the pneumatic system the machine must be
disconnected from the compressed air supply! The only exception to this is when
adjustments or function checks are carried out by appropriately trained technical staff!
●Work on the electrical equipment must only be carried out by technical staff who are
qualified to do so!
●Work on parts or equipment connected to the power supply is not permitted! The only
exceptions to this are specified in regulations EN 50110.
●Conversion or modification of the machine must only be carried out under observation of
all relevant safety regulations!